1,2
a(n) = {n^n + n^(n-1) -2}/(n-1)
Cf. A077385.
Sequence in context: A091635 A127676 A122940 * A004140 A206353 A032115
Adjacent sequences: A077383 A077384 A077385 * A077387 A077388 A077389
more,nonn
Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 06 2002