35133153
domain: N
Appears in sequences
- Palindromic triangular numbers.at n=22A003098
- Palindromic binomial coefficients C(n,k) for k >= 2.at n=32A051641
- Triangular numbers whose reverse is also triangular.at n=31A066569
- Smallest n-digit palindromic triangular number, or 0 if no such number exists.at n=7A068641
- Triangular numbers composed of digits {1,3,5}.at n=11A119113