35161
domain: N
Appears in sequences
- Numbers k such that 2*10^k + 4*R_k - 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=13A102953
- n times n+9 gives the concatenation of two numbers m and m+4.at n=2A116321
- Expansion of q^(-5/24) * eta(q^3)^3 / eta(q)^4 in powers of q.at n=13A187428
- Integers that reach the (47360, 29127) cycle described in A234534, after iterations of numerator(sigma(n)/n) = A017665(n).at n=7A249614
- Number of (n+1) X (5+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0011 or 0101.at n=12A259219