6,3

Alois P. Heinz, Table of n, a(n) for n = 6..10000

Eric Weisstein's World of Mathematics, Heap

Wikipedia, Binary heap

Index entries for linear recurrences with constant coefficients, order 21.

Column k=6 of A309049.

Sequence in context: A225596 A211881 A056870 * A014739 A290464 A335768

Adjacent sequences: A326504 A326505 A326506 * A326508 A326509 A326510

nonn,easy

Alois P. Heinz, Jul 09 2019

approved