0,1
a(n) = A061431(n)+1+n*(n-1)/2. - David Wasserman (wasserma(AT)spawar.navy.mil), Dec 22 2005
Cf. A091793, A091795.
Sequence in context: A193753 A006119 A073113 * A013134 A009602 A011836
Adjacent sequences: A091791 A091792 A091793 * A091795 A091796 A091797
nonn
Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 18 2004
More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Dec 22 2005