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A016831 (4n+2)^7. 0
128, 279936, 10000000, 105413504, 612220032, 2494357888, 8031810176, 21870000000, 52523350144, 114415582592, 230539333248, 435817657216, 781250000000, 1338925209984, 2207984167552, 3521614606208 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..15.

Index entries for linear recurrences with constant coefficients, signature (8, -28, 56, -70, 56, -28, 8, -1).

CROSSREFS

Sequence in context: A016795 A222054 A283926 * A103348 A069446 A227605

Adjacent sequences:  A016828 A016829 A016830 * A016832 A016833 A016834

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 22 05:03 EDT 2019. Contains 323473 sequences. (Running on oeis4.)