35737

Appears in sequences

• Number of up/down (initially ascending) compositions of n.at n=25A025048
• Numbers k such that k + googol is a lower twin prime.at n=0A133281
• Place n equally spaced points on each side of an equilateral triangle, and join each of these points by a chord to the 2*n new points on the other two sides: sequence gives number of regions in the resulting planar graph.at n=12A366486