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A171560
The product of the n-th run of identical consecutive values of A123387.
0
2, 9, 4, 25, 36, 7, 64, 729, 100, 121, 1728, 2197, 2744, 3375, 256, 83521, 5832, 6859, 160000, 194481, 234256, 279841, 331776, 390625, 456976, 531441, 17210368, 20511149, 729000000, 923521, 33554432, 35937, 1544804416, 1838265625
OFFSET
1,1
COMMENTS
a(n) = n only for 2,4,7?
CROSSREFS
Cf. A123387.
Sequence in context: A171228 A328618 A318680 * A302451 A220416 A054789
KEYWORD
easy,nonn
AUTHOR
Giovanni Teofilatto, Dec 11 2009
EXTENSIONS
Extended beyond a(25) by R. J. Mathar, Jan 30 2010
Name clarified by Jason Kimberley, Jul 02 2018
STATUS
approved