**Lexicographically earliest prime pyramid, read by rows.**

*1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 4, 3, 2, 5, 1, 4, 3, 2, 5, 6, 1, 4, 3, 2, 5, 6, 7, 1, 2, 3, 4, 7, 6*

*7 seqfan posts*

*Wed Mar 16 18:01:42 CET 2011* [seqfan] Re: A187871

*Tue Mar 15 18:12:57 CET 2011* [seqfan] Re: A187871

*Tue Mar 15 17:32:43 CET 2011* [seqfan] Re: put the numbers from 1 to n such the sum of two of them are prime

*Tue Mar 15 01:58:29 CET 2011* [seqfan] Re: put the numbers from 1 to n such the sum of two of them are prime

*Mon Mar 14 17:08:23 CET 2011* [seqfan] Re: put the numbers from 1 to n such the sum of two of them are prime

*Mon Mar 14 16:28:56 CET 2011* [seqfan] Re: put the numbers from 1 to n such the sum of two of them are prime

*Sun Mar 13 22:35:35 CET 2011* [seqfan] Re: put the numbers from 1 to n such the sum of two of them are prime

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

Links to OEIS content are included according to
The OEIS End-User License Agreement
.