55913

Appears in sequences

• (Terms in A029617)/2.at n=39A051432
• (Terms in A029631)/2.at n=45A051458
• Numbers k such that k | 12^k + 11^k + 10^k + 9^k + 8^k + 7^k + 6^k + 5^k.at n=22A057491
• floor((log(4)/log(3))^n).at n=47A140881
• Reduced third-order Patalan numbers.at n=10A218540
• Composite squarefree numbers n such that p(i)-7 divides n+7, where p(i) are the prime factors of n.at n=24A225707
• Squarefree numbers which yield zero when their prime factors are xored together.at n=30A235488
• a(n) is the smallest number such that there are exactly n numbers k (including a(n) itself) such that U(k) is isomorphic to U(a(n)) (or 0 if no such number exists). Here U(k) is the multiplicative group of integers modulo k.at n=45A303712
• a(n) = Product_{k in GB(2*n)} k, where GB(n) is the set of primes which are Goldbach-associated with n.at n=27A338777
• 4-brilliant numbers with distinct prime factors.at n=2A376864