A056068 Numbers k such that k! is divisible by the square of (f+d)!^2 for d = 0, 1 and 2 (and possibly larger d), where f = floor(k/2).

416, 417, 916, 917, 1974, 1975, 2440, 2441, 2910, 2911, 3194, 3195, 3778, 3779, 4024, 4025, 4288, 4289, 4660, 4661, 4954, 4955, 5326, 5327, 5982, 5983, 6706, 6707, 6830, 6831, 6860, 6861, 6878, 6879, 6950, 6951, 6952, 6953, 7102, 7103, 7126, 7127

Offset

1,1

Links

Table of n, a(n) for n=1..42.

Crossrefs

Cf. A056038-A056044, A056067.

Sequence in context: A166057 A306381 A172779 * A224602 A249006 A249471

Adjacent sequences: A056065 A056066 A056067 * A056069 A056070 A056071

Keyword

nonn

Author

Labos Elemer, Jul 26 2000

Status

approved