72965

Appears in sequences

• Least number that ends an arithmetic progression of n numbers with the same prime signature.at n=17A087309
• Least number that ends an arithmetic progression of n numbers with the same number of divisors.at n=17A090548
• Smallest semiprime (A001358) which is at the end of an arithmetic progression of n semiprimes.at n=17A096003
• 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, 0), (-1, 1, 1), (0, 0, 1), (0, 1, 1), (1, 0, -1)}.at n=9A150114
• a(n) = (4*n^3 + 12*n^2 - 4*n + 3)/3.at n=37A322594