1802081

Properties

Appears in sequences

• Erroneous version of A134998.at n=19A048662
• Palindromic primes with middle digit 2.at n=27A082438
• Palindromic primes whose digital root equals their middle digits.at n=23A082518
• Palindromic primes with digit sum 20.at n=18A109184
• Palindromic primes p such that digit sum of p is a substring.at n=15A109208
• Dihedral palindromic primes.at n=20A134998
• 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, 0, 1), (0, 1, -1), (1, -1, 1), (1, 0, 1)}.at n=12A148958
• Prime numbersat n=135216