0,2

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

Sequence in context: A061132 A115286 A119635 this_sequence A043031 A121126 A145730

Adjacent sequences: A061315 A061316 A061317 this_sequence A061319 A061320 A061321

nonn

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