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A299158
Numbers k such that k*(k+1) divides tau(k), where tau(k)=A000594(k) is Ramanujan's tau function.
2
2, 3, 5, 6, 7, 20, 27, 45, 91, 160, 240, 243, 343, 384, 792, 896, 2639, 1163799
OFFSET
1,1
COMMENTS
a(19) > 5*10^6.
Numbers k such that A299165(k) = 0.
Intersection of A063938 and A299157.
LINKS
Eric Weisstein's World of Mathematics, Tau Function
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, Feb 04 2018
STATUS
approved