1,1

Number of superior highly composite numbers (A002201) with at most n digits.

Amiram Eldar, Table of n, a(n) for n = 1..10000 (calculated using the b-file at A000705; terms 1..250 from Krzysztof Ostrowski)

T. D. Noe, List of superior highly composite numbers

a(2) = 4 since there are 4 superior highly composite numbers < 10^2 {2,6,12,60}

Cf. A000705, A002201, A112781.

Sequence in context: A285129 A160766 A192515 * A085492 A065090 A324560

Adjacent sequences: A189463 A189464 A189465 * A189467 A189468 A189469

nonn

Krzysztof Ostrowski, Apr 22 2011

approved