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A272686
Second differences of
A078482
.
1
0, 3, 10, 36, 134, 510, 1976, 7770, 30934, 124456, 505254, 2067250, 8516028, 35292978, 147045490, 615572172, 2587970166, 10922249958, 46257477232, 196532215226, 837432161710, 3577882539792, 15323984114822, 65781749593002, 282979540332660
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..24.
CROSSREFS
Cf.
A078482
,
A272687
.
Sequence in context:
A277287
A119374
A371773
*
A126188
A081909
A371873
Adjacent sequences:
A272683
A272684
A272685
*
A272687
A272688
A272689
KEYWORD
nonn
AUTHOR
N. J. A. Sloane
, May 24 2016
STATUS
approved
