41650

Appears in sequences

• Expansion of 1/(1-x^4-x^5-x^6-x^7-x^8-x^9).at n=42A017831
• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 12.at n=36A031690
• a(n) = n^3 - n^2.at n=35A045991
• a(n) = n*(n+1)^2.at n=33A114364
• Number of 2 X 2 symmetric matrices over Z(n) having nonzero determinant.at n=34A115077
• a(n) = 36*n^2 + n.at n=33A157324
• 144n^2 + 2n.at n=16A158132
• a(n) = 1156*n^2 + 34.at n=6A158731
• a(n) = 8*binomial(11*n+8,n)/(11*n+8).at n=4A235338
• Number of factorizations of m^n into 4 factors, where m is a product of exactly 4 distinct primes and each factor is a product of n primes (counted with multiplicity).at n=8A253259
• a(n) = 2*A000447(n).at n=25A259110
• a(n) = 34*n^2.at n=35A303302
• Common terms between A061078 and A061077.at n=9A352346
• Least number k such that k and k+2 both have exactly 2n divisors, or -1 if no such number exists.at n=17A356766
• Numbers k such that k^6*2^k + 1 is a prime.at n=18A367287
• a(n) = (Product_{i=1..n} Fibonacci(i)) mod Fibonacci(n + 1).at n=23A371598
• Number of subwords of the form UDDD in nondecreasing Dyck paths of length 2*n.at n=12A378383