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A290426 Products of two self numbers (A003052). 1

%I #8 Aug 02 2017 23:40:08

%S 1,3,5,7,9,15,20,21,25,27,31,35,42,45,49,53,60,63,64,75,81,86,93,97,

%T 100,108,110,121,126,132,140,143,154,155,159,165,176,180,187,192,198,

%U 209,210,211,217,222,225,233,244,255,258,265,266,277,279,288,291,294,299,310,312,320,323,324,330,334,345,356,363,367,371

%N Products of two self numbers (A003052).

%e The product of the self numbers 3 and 86 is 258, so 258 is in the sequence.

%Y Cf. A003052.

%K nonn,base

%O 1,2

%A _Peter Weiss_, Jul 31 2017

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Last modified May 11 11:39 EDT 2024. Contains 372409 sequences. (Running on oeis4.)