All the terms are divisible by 4
Table of n, a(n) for n=0..8.
t(n) = (2n-1)^(2n+1) + (2n+1)^(2n-1); n>0
n-th term of this series is the difference of n-th and (n-1)th term of A154569
Sequence in context: A177114 A109760 A051181 * A154569 A038015 A003753
Adjacent sequences: A154679 A154680 A154681 * A154683 A154684 A154685
Avik Roy (avik_3.1416(AT)yahoo.co.in), Jan 14 2009