48448

Appears in sequences

• Fourier coefficients of E_{infinity,4}.at n=36A007331
• arctanh(arcsinh(x)*cos(x))=x-2/3!*x^3-32/5!*x^5+152/7!*x^7+48448/9!*x^9...at n=4A012642
• E.g.f.: log(sec(x)+arcsinh(x)) = x-2/3!*x^3+12/4!*x^4-32/5!*x^5+72/6!*x^6...at n=9A013198
• Numbers whose set of base-11 digits is {3,4}.at n=37A032835
• a(n) = A004017(n)/2.at n=17A045825
• a(n) = 3*4^n - (n+4)*2^(n-1).at n=7A085354
• Numbers in A086473 corresponding to the unique product of two numbers having the unique sum of A086533.at n=29A086860
• Number of compositions of n with exactly 3 adjacent equal parts.at n=15A106359
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 0), (-1, 1, 1), (1, 0, 0), (1, 0, 1)}.at n=9A150032
• Number of 6X2 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2*n^2 (number of collections of 6 zero-sum 2-vectors with total modulus squared not more than 2*n^2, ignoring vector and component permutations).at n=22A192706
• Numbers with digits 4 and 8 only.at n=39A284972
• Sum of the cubes of the divisor complements of the odd proper divisors of n.at n=35A352049
• a(n) is the unique number m such that A034460(m) = A357324(n).at n=31A357325
• Expansion of e.g.f. cosh( (exp(4*x) - 1)/2 ).at n=6A357663