A192084 Second arithmetic derivative of squares of prime powers: a(n)=A068346(A056798(n)).

0, 4, 5, 80, 7, 9, 640, 216, 13, 15, 5120, 19, 21, 25, 800, 3645, 31, 33, 26624, 39, 43, 45, 49, 1960, 55, 61, 63, 167936, 69, 73, 75, 81, 67068, 85, 91, 99, 103, 105, 109, 111, 115, 6776, 34375, 129, 819200, 133, 139, 141, 151, 153, 159, 165, 169, 10816

Offset

1,2

Comments

a(n) = A003415(A192083(n));

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Crossrefs

Sequence in context: A226145 A042425 A109348 * A078985 A041173 A005512

Adjacent sequences: A192081 A192082 A192083 * A192085 A192086 A192087

Keyword

nonn

Author

Reinhard Zumkeller, Jun 26 2011

Status

approved