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A332951
Numbers m such that A245486(k) = m for some k.
1
2, 6, 10, 14, 15, 21, 22, 26, 33, 34, 35, 38, 39, 51, 55, 57, 62, 65, 69, 77, 82, 85, 86, 87, 91, 93, 95, 111, 115, 119, 123, 129, 133, 141, 143, 145, 146, 155, 159, 161, 177, 178, 183, 185, 187, 201, 203, 205, 209, 213, 215, 217, 218, 219, 221, 226, 235, 237, 247
OFFSET
1,1
COMMENTS
Also the union of 2 and squarefree semiprimes which never occur in A332952. See A245486 for more information.
LINKS
Romanian Master in Mathematics Contest, Bucharest, 2020, Problem 6
EXAMPLE
218 = 2*109 is in the sequence because A245486(262144) = 218.
CROSSREFS
KEYWORD
nonn
AUTHOR
Jinyuan Wang, Mar 04 2020
STATUS
approved