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A309300
(1/8) times the sum of the elements of all subsets of [n] whose sum is divisible by eight.
2
0, 0, 0, 0, 1, 3, 10, 27, 70, 178, 438, 1056, 2496, 5824, 13440, 30720, 69632, 156672, 350208, 778240, 1720320, 3784704, 8290304, 18087936, 39321600, 85196800, 184025088, 396361728, 851443712, 1824522240, 3900702720, 8321499136, 17716740096, 37648072704
OFFSET
0,6
FORMULA
G.f.: -x^4*(16*x^9-8*x^8+4*x^7-6*x^6+2*x^5+4*x^4-5*x^3+4*x^2-3*x+1) / (2*x-1)^3.
CROSSREFS
Column k=8 of A309280.
Sequence in context: A364534 A069229 A316587 * A271357 A085948 A000471
KEYWORD
nonn,easy
AUTHOR
Alois P. Heinz, Jul 21 2019
STATUS
approved