A364903 Numbers k such that A060778(k) = 7.
529983, 1890624, 4322240, 9641024, 23357888, 30636224, 34000560, 52751168, 68707520, 100340288, 114896960, 153561663, 181521728, 213890624, 244109375, 252905408, 301890624, 310852160, 348083648, 423412928, 444661568, 510759999, 511890624, 520524224, 568393280
Offset: 1
Keywords
Programs
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PARI
isok(n) = gcd(numdiv(n), numdiv(n+1))==7;