401956

Appears in sequences

• Squares of the form p1 - 1 where p1 is a lower twin prime.at n=20A145823
• Squares such that square+-3=primes.at n=26A153262
• Squares k such that, if k has d digits, k has at least one digit in common with every other d-digit square.at n=22A173943
• Square numbers with at least one digit in common with any other positive square number.at n=12A182657
• Square numbers with at least one digit in common with any other square number.at n=2A182658
• Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.at n=7A207931
• Index of 2^n in A351495.at n=19A361334