90149

Properties

Appears in sequences

• Primes starting and ending with 9.at n=32A062335
• Number of partitions of n having nonnegative even rank (the rank of a partition is the largest part minus the number of parts).at n=52A101709
• Emirps starting and ending with composite digit 9.at n=11A128374
• Primes of the form (2+n)*(1+2*n)+(1+n)*(2+2*n).at n=36A171748
• Canyon primes (A134971) whose first and last digits are 9.at n=26A179673
• Primes using all the square digits {0, 1, 4, 9} and no others.at n=10A331346
• Prime numbersat n=8730