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A324576
a(n) = A276086(A025487(n)).
4
2, 3, 9, 5, 15, 25, 225, 625, 7, 21, 35, 875, 49, 441, 1225, 1715, 2401, 36015, 1500625, 117649, 2941225, 11, 55, 77, 17325, 67375, 184877, 115548125, 121, 3025, 5929, 124509, 10168235, 456533, 399466375, 14641, 9150625, 717409, 35153041, 15502491081, 1127357, 1381012325, 1771561, 62004635, 208422380089, 4774356895, 214358881
OFFSET
1,1
FORMULA
a(n) = A276086(A025487(n)).
A001222(a(n)) = A324387(n).
PROG
(PARI)
A276086(n) = { my(i=0, m=1, pr=1, nextpr); while((n>0), i=i+1; nextpr = prime(i)*pr; if((n%nextpr), m*=(prime(i)^((n%nextpr)/pr)); n-=(n%nextpr)); pr=nextpr); m; };
CROSSREFS
Cf. A324581 (a subsequence).
Sequence in context: A083173 A120725 A253046 * A109607 A324581 A127612
KEYWORD
nonn
AUTHOR
Antti Karttunen, Mar 09 2019
STATUS
approved