19479

Appears in sequences

• Starting positions of strings of three 2's in the decimal expansion of Pi.at n=26A083606
• n+prime(n)+prime(prime(n)) is a triangular number, where prime(n) is the n-th prime.at n=19A116010
• Numbers k such that k and k^2 use only the digits 1, 3, 4, 7 and 9.at n=3A137029
• Number of transpose partition pairs of order n whose number of odd parts differ by numbers of the form 4*k + 2.at n=45A190101
• Number of partitions of n such that the number of parts is a part and the number of distinct parts is not a part.at n=51A241379
• Index where prime(n) appears as a term in A379248.at n=49A379290