References to A008291

Triangle of rencontres numbers.
1, 2, 3, 9, 8, 6, 44, 45, 20, 10, 265, 264, 135, 40, 15, 1854, 1855, 924, 315, 70, 21


1 seqfan posts

Fri Aug 28 12:47:22 CEST 2009    [seqfan] Re: number of different digit patterns of n-digit numbers

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