GF Гей, соколи, власна назва Смуток за Україною або На зеленій Україні - українська народна пісня. Hey, falcons, proper name Sadness for Ukraine or In Green Ukraine - Ukrainian folk song. Миру Україні!
1st step: sextagon - 1 2nd step:sextagons are formed on the sides - 1 + 6 = 7 3rd step: sextagons are formed on the sides - 1 + 6 + 6 * 5 = 37 4th step: squares are formed on the sides - 1 + 6 + 6 * 5 + 6 * 5 * 5 = 187 5th step: squares are formed on the sides - 1 + 6 + 6 * 5 + 6 * 5 * 5 +6* 5 * 5 * 5 = 937