References to
A000438
Number of 1-factorizations of K_{2n}.
1, 1, 6, 6240, 1225566720, 252282619805368320
1 seqfan posts
Fri Oct 29 05:35:16 CEST 2010
[seqfan] Implementing first 500 sequences in Java
Index of A-numbers in seqfan:
by ascending order
by month
by frequency
by keyword
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