130040

Appears in sequences

• Numbers n such that there are (presumably) nine palindromes in the Reverse and Add! trajectory of n.at n=18A090070
• Number of distinct Tsuro tiles which are n-gonal in shape and have 2 points per side.at n=8A132105
• Numbers whose k digits can be permuted into a new k-digit number according to rules explained in the Comments section.at n=17A330418