1929229929
domain: N
Appears in sequences
- Squares composed of digits {1,2,9}.at n=6A053889
- Number of spanning trees in K_{n}-e, the complete graph on n nodes minus an edge (n > 1).at n=9A071720
- 11th binomial transform of (0,1,0,0,0,0,0,...).at n=9A081127
- Odd numbers N for which numerator(sigma(N^2)/N^2) is prime but sigma(N^2) is composite.at n=10A193072
- Squares where larger digits have larger multiplicity.at n=25A378492