141- 141 is sleepy.
142- 142 can control fire and make it shrink or grow.
143- 143 is unlucky when playing football.
144- 144's face resembles 12, but with square-shaped eyes instead of oblong-shaped eyes and the eyes are green instead of red.
145- 145 has a glove made of copper (5x29; similar to how 94 has silver glasses and shoes for 2x47).
146- 146 is shy and rarely speaks, so when 146 wants to say something, 146 holds a sign.
147- 147 has a toothbrush. 147 actually owns it.
148- 148 is two 74's that like jazz.
149- 149's special saying is "Two squares don't always make a bigger square".
150- 150's face resembles 15's, but with no stepmask because 150 isn't a triangular number, and instead has rectangular eyes because 150 is a super rectangle (was going to have circular eyes).