A275807 a(n) = A275725(n)/2.

1, 2, 9, 4, 6, 4, 75, 50, 27, 8, 12, 8, 45, 20, 27, 8, 18, 8, 30, 20, 18, 8, 12, 8, 735, 490, 441, 196, 294, 196, 375, 250, 81, 16, 24, 16, 135, 40, 81, 16, 54, 16, 60, 40, 36, 16, 24, 16, 525, 350, 189, 56, 84, 56, 375, 250, 81, 16, 24, 16, 225, 100, 81, 16, 36, 16, 150, 100, 54, 16, 24, 16, 315, 140, 189, 56, 126, 56, 225, 100, 81, 16, 36, 16

Offset: 0

Author

Antti Karttunen, Aug 11 2016

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 0..5039
• Indranil Ghosh, Python program for computing this sequence
• Index entries for sequences related to factorial base representation

Crossrefs

Cf. A275725, A275726, A275832.

Cf. A153880 (positions of odd terms), A273670 (positions of even terms).

Programs

Scheme

(define (A275807 n) (/ (A275725 n) 2))

Formula

a(n) = A275725(n)/2.