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A115250 Least inverse of A115247, or -1 if no inverse exists. 1
0, 2, 4, 37, 8, 138, 13, 41, 27, 167, 335, 111, 746, 492, 8366, 3032, 7223 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..16.

CROSSREFS

Sequence in context: A063184 A323717 A212775 * A018304 A289988 A051692

Adjacent sequences:  A115247 A115248 A115249 * A115251 A115252 A115253

KEYWORD

nonn,more

AUTHOR

Christian G. Bower, Jan 17 2006

STATUS

approved

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Last modified October 18 20:26 EDT 2019. Contains 328197 sequences. (Running on oeis4.)