A287962 Positive numbers that are the sum of the squares of distinct Fibonacci numbers (with a single type of 1).
1, 4, 5, 9, 10, 13, 14, 25, 26, 29, 30, 34, 35, 38, 39, 64, 65, 68, 69, 73, 74, 77, 78, 89, 90, 93, 94, 98, 99, 102, 103, 169, 170, 173, 174, 178, 179, 182, 183, 194, 195, 198, 199, 203, 204, 207, 208, 233, 234, 237, 238, 242, 243, 246, 247, 258, 259, 262, 263, 267, 268, 271, 272, 441, 442, 445, 446, 450
Offset: 1
Keywords
Programs
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Mathematica
nmax = 450; f[x_] := Product[1 + x^Fibonacci[k]^2, {k, 2, 10}]; Exponent[#, x] & /@ List @@ Normal[Series[f[x], {x, 0, nmax}]] // Rest