A240111 Numbers k for which the value of Dedekind psi function (A001615) are less than the value of infinitary Dedekind psi function (A049417).

8, 24, 27, 32, 40, 54, 56, 72, 88, 96, 104, 120, 125, 128, 135, 136, 152, 160, 168, 184, 189, 200, 216, 224, 232, 243, 248, 250, 264, 270, 280, 296, 297, 312, 328, 343, 344, 351, 352, 360, 375, 376, 378, 384, 392, 408, 416, 424, 440, 456, 459, 472, 480, 486

Offset

1,1

Comments

Or k for which Product_{p|k} (1 + 1/p) < Product_{q is in Q_k} (1 + 1/q), where {p} are primes, {q} are terms of A050376 and Q_k is the set of distinct q's whose product is k.

Links

Peter J. C. Moses, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A001615, A049417.

Sequence in context: A060476 A295661 A376142 * A301517 A374459 A195086

Adjacent sequences: A240108 A240109 A240110 * A240112 A240113 A240114

Keyword

nonn

Author

Vladimir Shevelev, Apr 01 2014

Extensions

More terms from Peter J. C. Moses, Apr 02 2014

Status

approved