1,2
No other terms < 10^6. Is the sequence finite?
Table of n, a(n) for n=1..5.
68^i (i=1..8)= 68, 4624, 314432, 21381376, 1453933568, 98867482624, 6722988818432, 457163239653376 all zeroless
Cf. A104264.
Sequence in context: A018415 A137073 A018434 * A018448 A018456 A018474
Adjacent sequences: A124646 A124647 A124648 * A124650 A124651 A124652
nonn,base
Zak Seidov, Dec 22 2006
approved