A078323 Arithmetic derivative of n*rad(n)+1, where rad = A007947 (squarefree kernel).

1, 1, 7, 6, 15, 1, 45, 1, 32, 1, 63, 1, 129, 1, 115, 14, 213, 1, 183, 70, 281, 102, 381, 34, 165, 1, 43, 134, 423, 70, 581, 18, 773, 102, 615, 38, 969, 459, 763, 1, 957, 358, 1715, 431, 780, 102, 1847, 34, 524, 170, 1303, 607, 1977, 155, 1725, 162, 3825, 678, 1743

Offset

1,3

Links

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

Formula

a(n) = A003415(A078310(n)).

Prog

(Haskell)
a078323 = a003415 . a078310  -- Reinhard Zumkeller, Jul 23 2013

Crossrefs

Cf. A003415, A007947 (rad), A078310, A078322.

Sequence in context: A363325 A259168 A309624 * A099255 A198460 A215334

Adjacent sequences: A078320 A078321 A078322 * A078324 A078325 A078326

Keyword

nonn

Author

Reinhard Zumkeller, Nov 23 2002

Status

approved