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A096515 Solutions to A096509[x]=4; number of prime-powers [including primes] in the neighborhood of x with Ceiling[Log[x]] radius equals 4. 0

%I #4 Oct 15 2013 22:32:26

%S 3,4,5,6,7,9,11,14,16,21,23,25,26,30,31,33,45,62,63,64,66,68,69,76,78,

%T 84,102,104,105,106,108,123,124,125,127,128,129,130,132,163,167,168,

%U 169,173,175,193,194,195,196,197,227,228,229,233,235,237,238,239,245,257

%N Solutions to A096509[x]=4; number of prime-powers [including primes] in the neighborhood of x with Ceiling[Log[x]] radius equals 4.

%e n=63: in [58,68], {59,61,64,67} are the 4 corresponding prime powers.

%K nonn

%O 1,1

%A _Labos Elemer_, Jul 12 2004

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Last modified August 18 12:24 EDT 2024. Contains 375269 sequences. (Running on oeis4.)