35503

Appears in sequences

• n*Jacobsthal(n).at n=13A093835
• Triangle read by rows: number of atomic set compositions of size n and length k (see description in A095989) 1 <= k <= n.at n=31A109062
• Sociable totient numbers of order 3: numbers k such that s(s(s(k))) = k, but s(k) != k, where s(k) = A092693(k) is the sum of iterated phi function.at n=3A343243