152949

Appears in sequences

• Number of nonnegative integer 4 X 4 matrices with sum of elements equal to n, under row and column permutations.at n=14A052366
• Egyptian fraction representation for the cube root of 40.at n=3A132515
• Discriminants of real quadratic number fields with 3-class rank 2.at n=10A269318
• Discriminants of real quadratic fields with 3-class group of type (3,3).at n=10A269319
• Numbers m such that gcd(s1,s2) = number of the Collatz iterations of m where s1 is the sum of the odd terms and s2 the sum of the even terms in the Collatz trajectory.at n=19A281195