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A038246
Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*4^j.
0
1, 5, 4, 25, 40, 16, 125, 300, 240, 64, 625, 2000, 2400, 1280, 256, 3125, 12500, 20000, 16000, 6400, 1024, 15625, 75000, 150000, 160000, 96000, 30720, 4096, 78125, 437500, 1050000, 1400000, 1120000, 537600, 143360, 16384, 390625
OFFSET
0,2
FORMULA
G.f.: 1/(1 - 5*x - 4*x*y). - Ilya Gutkovskiy, Apr 21 2017
CROSSREFS
Sequence in context: A167636 A180137 A288207 * A176738 A301824 A248255
KEYWORD
nonn,tabl,easy
AUTHOR
STATUS
approved