115454

Appears in sequences

• Positive numbers k such that k and 4*k are anagrams in base 6 (written in base 6).at n=16A023066
• a(n) = 6*binomial(n,4) + 3*binomial(n,3) + 4*binomial(n,2) - n + 2.at n=26A066375
• Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A085163/A085164.at n=13A090828
• Expansion of q * (psi(q^5) / psi(q))^2 in powers of q where psi() is a Ramanujan theta function.at n=36A138519
• Expansion of q * (psi(-q^5) / psi(-q))^2 in powers of q where psi() is a Ramanujan theta function.at n=36A210458
• Expansion of 1 + q * (psi(-q^5) / psi(-q))^2 in powers of q where psi() is a Ramanujan theta function.at n=37A228864
• Expansion of Sum_{k>=0} x^(k^2) / Product_{j=1..k} (1 - j*x^j).at n=33A318770