75525

Appears in sequences

• Expansion of 1/((1-3x)(1-5x)(1-8x)(1-10x)).at n=4A028065
• Quotients k*(k+1)*(k+2) / (k+(k+1)+(k+2)) that are lucky numbers.at n=34A032792
• Octagonal numbers which are the sums of exactly two positive octagonal numbers.at n=31A136346
• a(n) is the n-th J_6-prime (Josephus_6 prime).at n=21A163786
• Numbers whose square is the product of a number and its reverse.at n=25A207373
• Numbers k such that F(k)*F(k+1) + F(k+2) is a prime, where F = A000045 (Fibonacci numbers).at n=42A305414
• Non-palindromes numbers not ending in 0 whose square is the product of a number and its reverse in only one way.at n=16A325151
• Numbers that begin a run of 3 consecutive odd valued terms in A360519.at n=21A361112