133956

Appears in sequences

• a(n) = (9*n + 6)^2.at n=40A017234
• a(n) = (10*n + 6)^2.at n=36A017342
• a(n) = (11*n + 3)^2.at n=33A017426
• n in base 8 is a palindromic square.at n=16A029806
• Squares which are palindromes in base 13.at n=13A029999
• Denominator of 1/36 - 1/n^2.at n=60A061046
• 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, 0), (-1, 0, 0), (0, 0, 1), (1, 1, -1), (1, 1, 0)}.at n=9A150461
• Number of bases to which terms of A194946 are pseudoprime.at n=33A195327
• Primitive exponential abundant numbers: the powerful terms of A129575.at n=30A328136
• Primitive coreful abundant numbers: coreful abundant numbers having no coreful abundant aliquot divisor.at n=37A339940
• Primitive exponential unitary abundant numbers: the powerful terms of A383693.at n=27A383694
• Primitive exponential squarefree exponential abundant numbers: the powerful terms of A383697.at n=25A383698
• Primitive exponential Zumkeller numbers: powerful numbers whose exponential divisors can be partitioned into two disjoint subsets of equal sum.at n=34A391087
• Primitive exponential unitary Zumkeller numbers: powerful numbers whose exponential unitary divisors can be partitioned into two disjoint subsets of equal sum.at n=30A391089
• Primitive exponential pseudoperfect numbers: powerful numbers equal to the sum of a subset of their proper exponential divisors.at n=33A391143
• Primitive exponential admirable numbers: the powerful terms in A336680.at n=24A391283
• Exponential abundant numbers that are squares of squarefree numbers.at n=18A391428