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A275934
Shifts 4 places left under binomial transform.
3
0, 0, 0, 1, 0, 0, 0, 1, 4, 10, 20, 36, 68, 166, 540, 1961, 7012, 23878, 78004, 250311, 815196, 2787806, 10232556, 40266382, 166608080, 708407020, 3046352440, 13161936881, 57188405288, 251328286460, 1125890398160, 5177570523461, 24539362719532, 119861818560962, 601299401594540, 3082695751138656, 16075855888601716, 85005009812011810, 455172001509369028, 2468935975119176601, 13584735197391443020
OFFSET
0,9
FORMULA
Sum_{i=0..n} binomial(n,i)*a(i) = a(n+4).
G.f. A(x) satisfies: A(x) = x^3 + x^4 * A(x/(1 - x)) / (1 - x). - Ilya Gutkovskiy, Jul 01 2021
CROSSREFS
KEYWORD
nonn,eigen,easy
AUTHOR
Olivier Gérard, Aug 12 2016
STATUS
approved