32578

Appears in sequences

• Quasi-Carmichael numbers to base -2: squarefree composites n such that for every prime p that divides n, p+2 divides n+2.at n=3A029562
• Numbers k such that k^2 is palindromic in base 5.at n=22A029988
• Numbers n such that prime(n) = floor(n*log(n*omega(n))).at n=8A067250
• Numbers n such that prime(n) = floor(n*log(n*omega(sigma(n)))).at n=15A067253
• Least m such that both p|m and p+2|m+2 for twin prime pairs (p,p+2) (p=A001359).at n=12A097972
• a(n) = prime(n)*(prime(n+1) + 1).at n=40A123134
• a(n) = 4394*n + 1820.at n=7A156636
• G.f. satisfies: A(x) = 1 + x^2 + x*A(x)^2.at n=10A176697
• Number of nondecreasing strings of numbers x(i=1..n) in -4..4 with sum x(i)^3 equal to 0.at n=26A188272
• G.f.: Sum_{n>=0} Product_{k=1..n} (1 - 1/(1+k*x)^3).at n=6A222033
• Even Quasi-Carmichael numbers.at n=5A262252