# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a222945 Showing 1-1 of 1 %I A222945 #21 May 26 2024 12:23:52 %S A222945 1,7,9,13,17,21,25,29,33,37,41,45,49,53,57,61,65,69,73,77,81,85,89,93, %T A222945 97,101,105,109,113,117,121,125,129,133,137,141,145,149,153,157,161, %U A222945 165,169,173,177,181,185,189,193,197,201,205,209,213,217,221,225 %N A222945 Number of distinct sums i+j+k with |i|, |j|, |k|, |i*j*k| <= n. %C A222945 Apparently a(n) = A004766(n) for n>=2. - _R. J. Mathar_, May 26 2024 %H A222945 Robert Price, Table of n, a(n) for n = 0..100 %t A222945 f[n_] := Length[Complement[Union[Flatten[Table[If[Abs[i*j*k] ≤ n, {i + j + k}], {i, -n, n}, {j, -n, n}, {k, -n, n}], 2]], {Null}]]; Table[f[n], {n, 0, 100}] %Y A222945 Cf. A226357, A226359, A222947. %K A222945 nonn %O A222945 0,2 %A A222945 _Robert Price_, Jun 12 2013 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE