55733

Properties

Appears in sequences

• Primes with only prime digits and whose initial, all intermediate and final iterated sums of digits are primes.at n=23A070029
• Prime-indexed primes (PIPs) whose digits are all primes.at n=20A087368
• a(n) = prime(A096475(n)).at n=24A096476
• Primes of the form k^2 + k + 55661, with k >= 0.at n=7A116206
• Numbers k such that the k-th triangular number contains only digits {1,3,5}.at n=16A119114
• Number of nXnXn triangular 0..2 arrays with every horizontal row nondecreasing, first elements of rows nonincreasing, last elements of rows nondecreasing, and every row having the same average value.at n=10A215176
• Primes having primitive roots 2, 3, 5, 7, 11, 13, and 17.at n=20A241048
• Numbers k such that k and the k-th triangular number T(k) = k*(k+1)/2 have only odd digits.at n=11A347475
• Maximal sequence of primes whose digits are primes and whose digit sum is also a term.at n=18A360497
• Prime numbersat n=5657