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A035935 Smallest number which always takes at least n steps to reach 0 under "k->any product of 2 numbers whose concatenation is k". 5
0, 1, 11, 26, 39, 77, 666 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

CROSSREFS

Cf. A035930-A035934.

Sequence in context: A035934 A035932 A035933 * A193107 A084584 A188089

Adjacent sequences:  A035932 A035933 A035934 * A035936 A035937 A035938

KEYWORD

nonn,base,nice

AUTHOR

Erich Friedman (erich.friedman(AT)stetson.edu)

EXTENSIONS

Next term is at least 3*10^7. 666 may be the last term. - Naohiro Nomoto (6284968128(AT)geocities.co.jp), Apr 07 2001

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Last modified February 17 02:31 EST 2012. Contains 205978 sequences.