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A293954
First differences of A055612.
3
1, 4, 26, 318, 8362, 518136, 79762944, 31347878526, 31875040276682, 84415672202652576, 584440009839756835096, 10604211348847550536329728, 505234836942870203845022012928, 63320076924994011498092218964764672, 20908605974267058444111310750652481533952
OFFSET
0,2
LINKS
MAPLE
A055612:= n -> mul(binomial(n, m)+1, m=1..n):
seq(A055612(n+1)-A055612(n), n=0..20); # Robert Israel, Oct 30 2017
MATHEMATICA
Differences@ Array[Product[1 + Binomial[#, m], {m, #}] &, 16, 0] (* Michael De Vlieger, Oct 30 2017 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Oct 30 2017, following a suggestion from Joerg Arndt.
STATUS
approved