A356220 a(n) = A108598(A001950(n)).
3, 9, 12, 18, 23, 27, 32, 36, 41, 47, 50, 56, 61, 65, 70, 74, 79, 85, 88, 94, 97, 103, 108, 112, 117, 123, 126, 132, 135, 141, 146, 150, 155, 161, 164, 170, 173, 179, 184, 188, 193, 197, 202, 208, 211, 217, 222, 226, 231, 235, 240, 246, 249, 255, 258, 264
Offset: 1
Examples
(1) v o u = (2, 6, 8, 13, 17, 20, 24, 26, 31, 35, 38, 42, ...) = A356217 (2) v' o u = (1, 5, 7, 10, 14, 16, 19, 21, 25, 28, 30, 34, ...) = A356218 (3) v o u' = (4, 11, 15, 22, 29, 33, 40, 44, 51, 58, 62, 76, ...) = A190509 (4) v' o u' = (3, 9, 12, 18, 23, 27, 32, 36, 41, 47, 50, 56, ...) = A356220
Crossrefs
Programs
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Mathematica
z = 1000; u = Table[Floor[n*(1 + Sqrt[5])/2], {n, 1, z}]; (* A000201 *) u1 = Complement[Range[Max[u]], u]; (* A001950 *) v = Table[Floor[n*Sqrt[5]], {n, 1, z}]; (* A022839 *) v1 = Complement[Range[Max[v]], v]; (* A108598 *) zz = 120; Table[v[[u[[n]]]], {n, 1, z/4}] (* A356217 *) Table[v1[[u[[n]]]], {n, 1, z/4}] (* A356218 *) Table[v[[u1[[n]]]], {n, 1, z/4}] (* A190509 *) Table[v1[[u1[[n]]]], {n, 1, z/4}] (* A356220 *)
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