n+floor(sqrt(5n/2)); complement of A183863.
2, 4, 5, 7, 8, 9, 11, 12, 13, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 32
3 seqfan posts
Thu Feb 17 15:04:06 CET 2011 [seqfan] Re: Duplicate questions
Sun Feb 13 00:03:28 CET 2011 [seqfan] Re: Duplicate questions
Sat Feb 12 00:23:00 CET 2011 [seqfan] Duplicate questions
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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