A079092 Euler's totient of (prime(n)+1)*(prime(n+1)+1)/4.

2, 2, 4, 8, 12, 36, 24, 32, 48, 64, 144, 216, 120, 160, 216, 216, 240, 480, 384, 432, 576, 384, 432, 1008, 1344, 768, 864, 720, 1440, 1152, 1280, 1320, 1056, 1200, 1440, 2808, 3120, 1920, 2016, 2016, 1728, 2304, 3072, 5760, 2400, 4160, 4992, 3456, 3168, 6336