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A184429 Lower s-Wythoff sequence of A184429 (quarter-squares).  Complement of A184430. 2
1, 3, 4, 6, 7, 9, 10, 11, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 25, 27, 28, 29, 30, 32, 33, 34, 35, 36, 37, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 52, 53, 54, 55, 56, 57, 58, 60, 61, 62, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 74, 76, 77, 78, 79, 80, 81, 82, 83, 85, 86, 87, 88, 89, 90, 91, 92, 93, 95, 96, 97, 98, 99, 100, 101, 102, 103, 105, 106, 107, 108, 109, 110, 111, 112, 113, 115, 116, 117, 118 (list; graph; refs; listen; history; text; internal format)
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_]:=Floor[((n+1)/2)^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, A184430.

Sequence in context: A325439 A183860 A298109 * A248185 A130269 A290730

Adjacent sequences:  A184426 A184427 A184428 * A184430 A184431 A184432

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jan 14 2011

STATUS

approved

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Last modified September 22 19:36 EDT 2021. Contains 347608 sequences. (Running on oeis4.)