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A272687 First differences of A078482. 1
1, 1, 4, 14, 50, 184, 694, 2670, 10440, 41374, 165830, 671084, 2738334, 11254362, 46547340, 193592830, 809165002, 3397135168, 14319385126, 60576862358, 257109077584, 1094541239294, 4672423779086, 19996407893908, 85778157486910, 368757697819570, 1588465839532628, 6855304750273902 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..27.

CROSSREFS

Cf. A078482, A272686 (second differences).

Sequence in context: A211308 A087945 A051924 * A076024 A062807 A117421

Adjacent sequences:  A272684 A272685 A272686 * A272688 A272689 A272690

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 24 2016

STATUS

approved

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Last modified November 17 08:16 EST 2018. Contains 317275 sequences. (Running on oeis4.)