A028434 Golc sequence in base 4. Left to right concatenation of n,int(log_4(n)),int(log_4(int(log_4(n)))),... in base 4.

4, 8, 12, 17, 21, 25, 29, 33, 37, 41, 45, 49, 53, 57, 61, 264, 280, 296, 312, 328, 344, 360, 376, 392, 408, 424, 440, 456, 472, 488, 504, 520, 536, 552, 568, 584, 600, 616, 632, 648, 664, 680, 696, 712, 728, 744, 760, 776, 792, 808, 824, 840, 856, 872, 888

Offset

1,1

Links

Table of n, a(n) for n=1..55.

Crossrefs

Sequence in context: A311418 A311419 A311420 * A311421 A311422 A311423

Adjacent sequences: A028431 A028432 A028433 * A028435 A028436 A028437

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved