**Numbers n such that n*(n+1)/2+1 is a square.**

*0, 2, 5, 15, 32, 90, 189, 527, 1104, 3074, 6437, 17919, 37520, 104442, 218685*

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

*25 seqfan posts*

*Sat Dec 4 13:07:56 CET 2010* [seqfan] Re: useless references?

*Sat Dec 4 11:56:09 CET 2010* [seqfan] useless references?

*Mon Nov 9 17:22:27 CET 2009* [seqfan] Re: (no subject)

*Mon Nov 9 16:52:34 CET 2009* [seqfan] Re: (no subject)

*Mon Nov 9 16:46:17 CET 2009* [seqfan] (no subject)

*Mon Nov 9 16:42:16 CET 2009* [seqfan] (no subject)

*Mon Oct 26 12:03:22 CET 2009* [seqfan] Re: A metric and UI for Pandora-like OEIS exploration

*Mon Oct 26 11:03:39 CET 2009* [seqfan] A metric and UI for Pandora-like OEIS exploration

*Mon Oct 26 09:36:25 CET 2009* [seqfan] A metric and UI for Pandora-like OEIS exploration

*Thu Oct 22 22:35:24 CEST 2009* [seqfan] Re: OEIS's A006451 = n such that n*(n+1)/2+1 is square?

*Wed Oct 14 19:42:47 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Wed Oct 14 04:50:24 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Wed Oct 14 04:38:38 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Wed Oct 14 04:38:38 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 22:10:23 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sun Oct 11 07:57:12 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sun Oct 11 03:11:02 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 20:36:40 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 17:46:36 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 14:34:47 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 13:54:07 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 13:17:23 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 12:45:05 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 11:39:16 CEST 2009* [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?

*Sat Oct 10 09:55:41 CEST 2009* [seqfan] A006451 = n such that n*(n+1)/2+1 is square?

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

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