3262623
domain: N
Appears in sequences
- Figurate numbers or binomial coefficients C(n,6).at n=39A000579
- Binomial coefficient C(3n,n-7).at n=6A004325
- Binomial coefficient C(39,n).at n=6A010955
- Binomial coefficient C(n,33).at n=6A010986
- Palindromic in bases 10 and 11.at n=27A029966
- Palindromes which are the product of 6 distinct primes.at n=14A046396
- a(n) = binomial(n, floor(n/6)).at n=39A051053
- Palindromic binomial coefficients C(n,k) for k >= 2.at n=26A051641
- Binomial coefficients C(2*n-5,6).at n=16A053128
- a(n) = binomial(sigma(n), phi(n)).at n=17A064366
- a(n) = binomial(sigma(n),tau(n)), where sigma(n) is the sum and tau(n) the number of divisors of n (A000203, A000005).at n=17A068904
- Number of subsets of {1,2,...,n} in which exactly half of the elements are less than or equal to sqrt(n).at n=39A102366
- Palindromes in the order in which they appear in Pascal's triangle, without repetition.at n=26A104182
- Triangle, read by rows, where T(n,k) = C(n*(n-1)/2 - k*(k-1)/2 + n-k, n-k).at n=48A107862
- Number of subsets of [n] in which exactly half of the elements are powers of 2.at n=39A357812
- Number of triangles inside a regular n-gon formed by intersecting line segments, considering all configurations of 3 line segments from 6 distinct vertices.at n=36A363173