88289

Properties

Appears in sequences

• Numbers k such that k-1 and k+1 are each the product of exactly 7 primes, counted with multiplicity.at n=28A157487
• Primes that become squares when prefixed with a 5.at n=13A167738
• Triangle read by rows: T(n,k) = binomial(n,k) + A008292(n+1,k+1) - 1.at n=39A176487
• Triangle read by rows: T(n,k) = binomial(n,k) + A008292(n+1,k+1) - 1.at n=41A176487
• Discriminants of totally real cubic fields in which every norm-positive unit is totally positive.at n=13A329769
• Primes p such that 11*p is the concatenation of an emirp and its reverse.at n=14A345905
• Primes having only {2, 8, 9} as digits.at n=16A385790
• Primes having only {0, 2, 8, 9} as digits.at n=41A386055
• Prime numbersat n=8562