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A111404
f(f(n+1))-f(f(n)), where f(m) = 3^m.
0
24, 19656, 7625597465304, 443426488243037769948249622993552407816, 87189642485960958202911070585860771696964072404731750085525219437990967093722996516987306869061734867160436075772824
OFFSET
0,1
MAPLE
f:=n->3^n; g:=n->f(f(n+1))-f(f(n)); [seq(g(n), n=0..4)]; # N. J. A. Sloane, Feb 14 2018
CROSSREFS
Sequence in context: A145496 A279655 A067746 * A167066 A166338 A258874
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Nov 12 2005
STATUS
approved