4082400
domain: N
Appears in sequences
- Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*6^j.at n=33A038248
- Triangle whose (i,j)-th entry is binomial(i,j)*6^(i-j)*5^j.at n=30A038259
- An arithmetic progression of at least 6 terms having the same value of phi starts at these numbers.at n=6A050518
- a(n) = permanent of an n X n matrix M of zeros and ones defined as follows: if we concatenate the rows of M to form a vector v of length n^2, v_i = 0 if i is prime and v_i = 1, otherwise.at n=9A110950
- Triangle T, read by rows, such that row n equals column 0 of matrix power M^n where M is a triangular matrix defined by M(k+m,k) = binomial(k+m,k) for m=0..2 and zeros elsewhere. Width-2-restricted finite functions.at n=46A141765
- Triangle read by rows, arising in study of alternating-sign matrices.at n=24A210697
- Triangle read by rows: T(m,n) = number of ways of distributing n distinguishable balls into m distinguishable bins of size 2 where empty bins are permitted (m >= 1, 1 <= n <= 2m).at n=39A248844
- a(n) = Product_{d|n, d<n} A260443(d).at n=44A293216
- Product of nonzero remainders n mod p, over all primes p < n.at n=37A383752