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A171096
Solutions to the equation M(n) = -1 (M = Mertens's function A002321).
3
3, 4, 6, 10, 15, 16, 22, 26, 27, 28, 35, 36, 38, 41, 57, 59, 60, 62, 63, 64, 66, 69, 87, 88, 91, 92, 102, 123, 124, 125, 126, 129, 134, 135, 136, 143, 144, 151, 152, 153, 155, 156, 158, 165, 167, 168, 169, 210, 213
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Mertens Function
PROG
(PARI) isok(n) = sum(k=1, n, moebius(k)) == -1; \\ Michel Marcus, Nov 20 2017
CROSSREFS
Sequence in context: A310003 A085378 A255879 * A125869 A059618 A114736
KEYWORD
nonn
AUTHOR
Neven Juric (neven.juric(AT)apis-it.hr), Sep 10 2010
STATUS
approved