A184427 Lower s-Wythoff sequence of A000290 (the squares). Complement of A184428.

1, 3, 4, 5, 6, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 28, 29, 30, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109

Offset

1,2

Comments

See A184117 for the definition of lower and upper s-Wythoff sequences.

Links

Table of n, a(n) for n=1..100.

Mathematica

mex:=First[Complement[Range[1, Max[#1]+1], #1]]&;
s[n_]:=n^2; a[1]=1; b[n_]:=b[n]=s[n]+a[n];
a[n_]:=a[n]=mex[Flatten[Table[{a[i], b[i]}, {i, 1, n-1}]]];
Table[s[n], {n, 40}]
Table[a[n], {n, 100}]
Table[b[n], {n, 100}]

Crossrefs

Cf. A184117, A184428.

Sequence in context: A039234 A025020 A028974 * A001965 A039178 A110911

Adjacent sequences: A184424 A184425 A184426 * A184428 A184429 A184430

Keyword

nonn

Author

Clark Kimberling, Jan 14 2011

Status

approved