66432

Appears in sequences

• Least numbers k for each base b >= 2 such that N = b^(2^n) + k is prime for 6 consecutive values from n = 0 to n = 5.at n=15A225492
• Coefficients in q-expansion of E_2^2, where E_2 is the Eisenstein series shown in A006352.at n=7A281374
• Integers m that satisfy tau(m) + omega(m) = #({phi(x) = m}).at n=30A305656
• In a Kolakoski n-chain, point at which term of penultimate sequence seq(n-1) differs from term of final sequence seq(n) in chain, when terms of seq(i) are run-lengths of seq(i+1) and the chain contains n sequences.at n=27A327421
• Numbers k such that A163511(k) is a seventh power.at n=20A366287
• Expansion of e.g.f. (1 + log(1+x))^4.at n=9A377397