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A236024 Record values in A236022. 7

%I #8 Jan 21 2014 08:17:17

%S 4,9,10,25,49,121,169,289,361,529,841,961,1369,1681,1849,2209,2809,

%T 3481,3721,4489,5041,5329,6241,6889,7921,9409,10201,10609,11449,11881,

%U 12769,16129,17161,18769,19321,22201,22801,24649,26569,27889,29929,32041,32761

%N Record values in A236022.

%C Sequence of numbers from A236022 such that A236022(n) > A236022(k) for all k < n.

%C A236022 = composite numbers n sorted by increasing values of gamma(n) = log_2(n+1) - log_tau(n) (sigma(n)), where sigma(n) = A000203(n) = the sum of divisors of n and tau(n) = A000005(n) = the number of divisors of n.

%C Conjecture: union of 10 and squares of primes A001248.

%Y Cf. A236020, A236021, A236022, A236023, A236025, A236026.

%K nonn

%O 1,1

%A _Jaroslav Krizek_, Jan 19 2014

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Last modified April 24 19:06 EDT 2024. Contains 371962 sequences. (Running on oeis4.)