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A061318 Column 3 of A061314. 4
0, 4, 40, 304, 1720, 7480, 26404, 79240, 209304, 499140, 1095160, 2242504, 4332640, 7966504, 14036260, 23829040, 39156304, 62512740, 97268904, 147902080, 220270120, 321933304, 462529540, 654208504, 912130600 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

FORMULA

a(n) =A061316(n)+A006007(n)^2 =4*A061319(n).

CROSSREFS

Sequence in context: A174644 A115286 A119635 * A190541 A043031 A121126

Adjacent sequences:  A061315 A061316 A061317 * A061319 A061320 A061321

KEYWORD

nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Apr 24 2001

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Last modified February 14 17:39 EST 2012. Contains 205649 sequences.