**a(1) = 1, a(2) = 2; for n >= 2, a(n+1) = a(n) + Sum {a(n)-a(i), i = 1 to n}.**

*1, 2, 3, 6, 18, 78, 438, 2958, 23118, 204558, 2018958, 21977358, 261478158*

*3 seqfan posts*

*Thu May 13 03:34:10 CEST 2010* [seqfan] Re: Is A093468 identical to Partial sums of A001710 Order of alternating group A_n?

*Thu May 13 01:53:58 CEST 2010* [seqfan] Re: Is A093468 identical to Partial sums of A001710 Order of alternating group A_n?

*Thu May 13 00:47:22 CEST 2010* [seqfan] Is A093468 identical to Partial sums of A001710 Order of alternating group A_n?

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

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