129106
domain: N
Appears in sequences
- Primitive repfigit numbers.at n=21A006576
- Repfigit (REPetitive FIbonacci-like diGIT) numbers (or Keith numbers).at n=25A007629
- Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 47.at n=5A031635
- Keith numbers together with the numbers from 0 through 9.at n=35A130010