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A027086 T(n,n+4), T given by A027082. 0
11, 41, 108, 246, 517, 1035, 2010, 3828, 7199, 13429, 24920, 46090, 85065, 156791, 288758, 531528, 978099, 1799521, 3310404, 6089406, 11200845, 20602307, 37894354, 69699452, 128198215, 235794285, 433694384, 797689490 (list; graph; refs; listen; history; internal format)
OFFSET

4,1

FORMULA

A027026(n)+(n+1)(n+2)/2-3.

CROSSREFS

Sequence in context: A132208 A066595 A195117 * A075985 A139933 A199209

Adjacent sequences:  A027083 A027084 A027085 * A027087 A027088 A027089

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 16 21:17 EST 2012. Contains 205971 sequences.