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A281876
a(n) = (A013963(n) - A027364(n))/3617.
7
0, 9, 3968, 296865, 8437248, 129997260, 1312568064, 9727799265, 56923182080, 276480648702, 1154893046400, 4259743681004, 14151477247488, 43011568291320, 121065502097664, 318760489739745, 791380439553024, 1865315725321293, 4197159808767360, 9059718006875214
OFFSET
1,2
LINKS
EXAMPLE
a(1) = (1 - 1)/3617 = 0.
a(2) = (32769 - 216)/3617 = 9.
a(3) = (14348908 - (-3348))/3617 = 3968.
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Feb 01 2017
STATUS
approved