OFFSET
0,2
COMMENTS
All the terms of the sequence are divisible by 4, a(0) = 0 by default.
FORMULA
a(n) = a(n-1)+(2n-1)^(2n+1)+(2n+1)^(2n-1).
a(n) = sum_{k=0..n} A051489(2k-1). - R. J. Mathar, Jan 14 2009
MATHEMATICA
Accumulate[Table[(2n-1)^(2n+1)+(2n+1)^(2n-1), {n, 20}]] (* Harvey P. Dale, Jun 05 2012 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Avik Roy (avik_3.1416(AT)yahoo.co.in), Jan 12 2009
EXTENSIONS
More terms from Harvey P. Dale, Jun 05 2012
STATUS
approved